Multiple Choice
Which of the following is true of all horizontally oriented phylogenetic trees,in which time advances to the right?
A) Each branch point represents a point in absolute time.
B) Organisms represented at the base of such trees are descendants of those represented at higher levels.
C) The fewer branch points that occur between two taxa,the more divergent their DNA sequences should be.
D) The common ancestor represented by the rightmost branch point existed more recently in time than the common ancestors represented at branch points located to the left.
Correct Answer:

Verified
Correct Answer:
Verified
Q22: Analisa and Mateo,two research anthropologists interested in
Q23: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7910/.jpg" alt=" Figure 20.1 -Using
Q24: Three living species X,Y,and Z share a
Q25: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7910/.jpg" alt=" Figure 20.1 -Assuming
Q26: Placing whales and hippos in the same
Q28: Cladograms (a type of phylogenetic tree)constructed from
Q29: If it turns out that the whale
Q30: According to the principle of maximum parsimony,<br>A)phylogenies
Q31: What evidence allowed biologists to conclude that
Q32: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7910/.jpg" alt=" Figure 20.20 Extrapolating